1/*
 2 * Copyright 2014 Canonical
 3 *
 4 * Permission is hereby granted, free of charge, to any person obtaining a
 5 * copy of this software and associated documentation files (the "Software"),
 6 * to deal in the Software without restriction, including without limitation
 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 8 * and/or sell copies of the Software, and to permit persons to whom the
 9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
21 *
22 * Authors: Andreas Pokorny
23 */
24
25#include "virtgpu_drv.h"
26
27/* Empty Implementations as there should not be any other driver for a virtual
28 * device that might share buffers with virtgpu
29 */
30
31int virtgpu_gem_prime_pin(struct drm_gem_object *obj)
32{
33	WARN_ONCE(1, "not implemented");
34	return -ENODEV;
35}
36
37void virtgpu_gem_prime_unpin(struct drm_gem_object *obj)
38{
39	WARN_ONCE(1, "not implemented");
40}
41
42struct sg_table *virtgpu_gem_prime_get_sg_table(struct drm_gem_object *obj)
43{
44	WARN_ONCE(1, "not implemented");
45	return ERR_PTR(-ENODEV);
46}
47
48struct drm_gem_object *virtgpu_gem_prime_import_sg_table(
49	struct drm_device *dev, struct dma_buf_attachment *attach,
50	struct sg_table *table)
51{
52	WARN_ONCE(1, "not implemented");
53	return ERR_PTR(-ENODEV);
54}
55
56void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj)
57{
58	WARN_ONCE(1, "not implemented");
59	return ERR_PTR(-ENODEV);
60}
61
62void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr)
63{
64	WARN_ONCE(1, "not implemented");
65}
66
67int virtgpu_gem_prime_mmap(struct drm_gem_object *obj,
68		       struct vm_area_struct *area)
69{
70	return -ENODEV;
71}